MCP130-475HI/TO

Product Overview

Category

The MCP130-475HI/TO belongs to the category of integrated circuits (ICs).

Use

This product is primarily used for voltage monitoring and reset functions in various electronic devices.

Characteristics

• Voltage monitoring range: 2.63V to 5.5V
• Reset threshold voltage: 4.75V
• Low quiescent current: 1.0µA (typical)
• Active-low reset output
• Open-drain reset output configuration
• Wide operating temperature range: -40°C to +125°C

Package

The MCP130-475HI/TO is available in a TO-92 package, which is a small through-hole package commonly used for discrete semiconductors.

Essence

The essence of this product lies in its ability to monitor voltage levels and provide a reset signal when the voltage falls below a specified threshold.

Packaging/Quantity

The MCP130-475HI/TO is typically packaged in reels or tubes, with a quantity of 1000 units per reel/tube.

Specifications

• Supply Voltage Range: 2.63V to 5.5V
• Reset Threshold Voltage: 4.75V
• Reset Timeout Period: 140ms (minimum)
• Quiescent Current: 1.0µA (typical), 10µA (maximum)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The MCP130-475HI/TO has three pins:

1. VDD: Power supply input pin (+2.63V to +5.5V)
2. GND: Ground reference pin
3. RESET: Active-low reset output pin

Functional Features

1. Voltage Monitoring: The MCP130-475HI/TO continuously monitors the supply voltage and compares it with the preset threshold voltage.
2. Reset Signal Generation: When the supply voltage falls below the threshold voltage, the MCP130-475HI/TO generates an active-low reset signal.
3. Open-Drain Output: The reset output pin is configured as an open-drain, allowing easy interfacing with other devices.

Advantages

1. Wide Operating Voltage Range: The MCP130-475HI/TO can operate within a wide range of supply voltages, making it suitable for various applications.
2. Low Quiescent Current: With a typical quiescent current of 1.0µA, this product helps minimize power consumption in battery-powered devices.
3. Small Package Size: The TO-92 package offers a compact form factor, enabling space-efficient designs.

Disadvantages

1. Fixed Threshold Voltage: The MCP130-475HI/TO has a fixed reset threshold voltage of 4.75V, limiting its flexibility in certain applications that require adjustable thresholds.
2. Single Reset Timeout Period: The reset timeout period of 140ms may not be suitable for all applications, as some may require longer or shorter timeout periods.

Working Principles

The MCP130-475HI/TO utilizes an internal voltage reference and comparator to continuously monitor the supply voltage. When the voltage falls below the preset threshold, the internal circuitry triggers the generation of an active-low reset signal. This signal remains active until the supply voltage rises above the threshold and the reset timeout period elapses.

Detailed Application Field Plans

The MCP130-475HI/TO finds applications in various electronic devices where voltage monitoring and reset functions are crucial. Some potential application fields include:

1. Microcontrollers: Ensuring proper reset functionality during power-up and voltage fluctuations.
2. Power Supplies: Protecting sensitive components by initiating a reset when the supply voltage drops below a safe threshold.
3. Industrial Control Systems: Monitoring voltage levels in control circuits to prevent malfunctioning due to unstable power supply.

Detailed and Complete Alternative Models

1. MCP130-300HI/TO: Similar to the MCP130-475HI/TO, but with a lower reset threshold voltage of 3.00V.
2. MCP130-500HI/TO: Similar to the MCP130-475HI/TO, but with a higher reset threshold voltage of 5.00V.
3. MCP130-270HI/TO: Similar to the MCP130-475HI/TO, but with a lower reset threshold voltage of 2.70V.

These alternative models provide flexibility in choosing the appropriate reset threshold voltage for specific application requirements.

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